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Subject: Re: Clarification and WARNING to all Windows users!

Author: David Dahlem

Date: 06:48:24 08/13/03

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On August 13, 2003 at 09:04:07, David Dahlem wrote:

>On August 12, 2003 at 18:12:40, Omid David Tabibi wrote:
>
>>First of all a clarification, I did not say that my machine got infected when
>>playing on playchess.com (read again my message). For the record I am a long
>>time user of playchess.com and can say only good words about it.
>>
>>Now to the warning:
>>
>>If you have up-to-date anti-virus definitions, and never open an unknown binary
>>file (exactly like me), you are still vulnerable (alas, I learned it too late)!
>>This was the first time a machine of mine got infected with virus, because this
>>is the first known widespread virus which gets into your machine _without_ your
>>intervention!
>>
>>see
>>http://securityresponse.symantec.com/avcenter/venc/data/w32.blaster.worm.html
>>
>>I don't remember any such grave security problem in the history of Windows...
>>
>>So, I *strongly* recommend all Windows users to download the latest Windows
>>patch from http://www.windowsupdate.com/
>
>At
>http://www.trendmicro.com/vinfo/virusencyclo/default5.asp?VName=WORM_MSBLAST.A
>I see this description of this virus:
>
>"TrendLabs has received several infection reports of this new worm, which
>exploits the RPC DCOM BUFFER OVERFLOW. This vulnerability in a Windows
>Distributed Component Object Model (DCOM) Remote Procedure Call (RPC) interface
>allows an attacker to gain full access and execute any code on a target machine,
>leaving it compromised.  This worm has been observed to continuously scan random
>IP addresses and send data to vulnerable systems on the network using port 135.
>This worm runs on and is able to propagate into Windows NT, 2000, and XP
>systems."
>
>According to this, all windows systems are not vulnerable?
>
>Regards
>Dave

The AOL Anti-Virus Center also says that only Windows NT, 2000, and XP users are
vulnerable to this worm.

Regards
Dave



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